1059989895667 has 4 divisors (see below), whose sum is σ = 1060512833016. Its totient is φ = 1059466958320.

The previous prime is 1059989895611. The next prime is 1059989895751. The reversal of 1059989895667 is 7665989899501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1059989895667 - 2⁷ = 1059989895539 is a prime.

It is a super-2 number, since 2×1059989895667² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1059989890667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261465634 + ... + 261469687.

It is an arithmetic number, because the mean of its divisors is an integer number (265128208254).

Almost surely, 2^{1059989895667} is an apocalyptic number.

1059989895667 is a deficient number, since it is larger than the sum of its proper divisors (522937349).

1059989895667 is an equidigital number, since it uses as much as digits as its factorization.

1059989895667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522937348.

The product of its (nonzero) digits is 2645395200, while the sum is 82.

The spelling of 1059989895667 in words is "one trillion, fifty-nine billion, nine hundred eighty-nine million, eight hundred ninety-five thousand, six hundred sixty-seven".